Flame retardant composition
AssigneeThor GmbH
InventorVolker BUTZ
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Abstract
The invention relates to a flame retardant composition comprising a salt of components (A) and (B), wherein (A) is at least one pyrophosphonic acid derivative of the general formula (I): where R1 and R2 are each independently a substituted or unsubstituted, straight-chain or branched alkyl group having 1 to 4 carbon atoms, substituted or unsubstituted benzyl or substituted or unsubstituted phenyl, and (B) is selected from the group consisting of melamine, melam, melem, melon, ammeline, ammelide, 2-ureidomelamine, substituted or unsubstituted heptazine, guanylurea, acetoguanamine, benzoguanamine and diaminophenyltriazine or two or more of these compounds.
Claims13
Flame retardant composition comprising a salt of components (A) and (B), wherein
- (A) is at least one pyrophosphonic acid derivative of the general formula (I);
- where R1 and R2 are each independently a substituted or unsubstituted, straight-chain or branched alkyl group having 1 to 4 carbon atoms, substituted or unsubstituted benzyl or substituted or unsubstituted phenyl, and
- (B) is selected from the group consisting of melamine, melam, melem, melon, ammeline, ammelide, 2-ureido-melamine, substituted or unsubstituted heptazine, guanylurea, acetoguanamine, benzoguanamine and diaminophenyltriazine or two or more of these compounds.
Dependencies are inferred from the claim text.